4-METHYL-1,2,4-TRIAZOLINE-3,5-DIONE
- CAS NO.：13274-43-6
- Empirical Formula: C3H3N3O2
- Molecular Weight: 113.07
- MDL number: MFCD00013440
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-04-24 14:58:52
What is 4-METHYL-1,2,4-TRIAZOLINE-3,5-DIONE?
The Uses of 4-METHYL-1,2,4-TRIAZOLINE-3,5-DIONE
4-METHYL-1,2,4-TRIAZOLINE-3,5-DIONE is a dienophile used in the partial elucidation of Trichogramma putative sex pheromone at trace levels.
Synthesis Reference(s)
The Journal of Organic Chemistry, 31, p. 3444, 1966 DOI: 10.1021/jo01348a532
Synthetic Communications, 17, p. 409, 1987 DOI: 10.1080/00397918708063918
Purification Methods
MTAD is obtained as pink needles by sublimation at 40-50o/0.1mm (see 4-phenyl-1,2,4-triazoline-3,5-dione, PTAD below). [Cookson et al. Org Synth 51 121 1971, Cheng et al. J Org Chem 49 2910 1984, Beilstein 26 III/IV 538.]
Properties of 4-METHYL-1,2,4-TRIAZOLINE-3,5-DIONE
| Melting point: | 107-109 °C(lit.) |
| Boiling point: | 137.5±23.0 °C(Predicted) |
| Density | 1.71±0.1 g/cm3(Predicted) |
| storage temp. | under inert gas (nitrogen or Argon) at 2-8°C |
| solubility | DMSO (Slightly), Chloroform (Sparingly), Ethyl Acetate (Slightly), Methanol |
| form | Solid |
| pka | -3.61±0.20(Predicted) |
| color | Pink to Dark Pink |
| Stability: | Hygroscopic, Temperature Sensitive, Unstable in Solution |
Safety information for 4-METHYL-1,2,4-TRIAZOLINE-3,5-DIONE
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral |
| Precautionary Statement Codes |
P280:Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 4-METHYL-1,2,4-TRIAZOLINE-3,5-DIONE
New Products
3-AMINO-3-(2-FLUORO-PHENYL)-PROPIONIC ACID Pentadecanoic acid Hendecanoic acid 2-AMINO-3-METHYLQUINOLINE HYDROCHLORIDE 3-Hydroxypropionitrile DL-3-Amino-3-(2-methoxyphenyl)propionic acid 5-Bromo-2-Fluoropyridine 2,3-Diamino-5-Chloropyridine 2-Amino-3-Hydroxypyridine 2,6-Diamino Pyridine 4-Amino-2-Chloropyridine 2-Hydroxy-4-Picoline 4-(4-(Dimethylamino)-1-(4-fluorophenyl)-1-hydroxybutyl)-3-(hydroxymethyl)benzonitrile 4-Bromo-3-(ethoxymethyl)benzoic acid 2,4-Dichloro-5-methoxyaniline 4,6-Dichloro-2-(propylthio)pyrimidin-5-amine N2-Isobutyryl-2'-O-methylguanosine 2-chloro-5-methylpyridin-4-amine 4-Bromobenzaldehyde 2-Chloro-6-nitro benzothiazole 2-Amino-4-phenyl-thiazole 4-Chloro-2-methyl quinoline 2-(Chloromethyl) quinazolin-4(3H)-one 5-Phenyl-[1,3,4]-thiadiazol-2-amineRelated products of tetrahydrofuran
![4-(4-METHOXY-PHENYL)-[1,2,4]TRIAZOLE-3,5-DIONE](https://img.chemicalbook.in/StructureFile/ChemBookStructure7/GIF/CB7421765.gif)
![4-(4-BROMO-PHENYL)-[1,2,4]TRIAZOLE-3,5-DIONE](https://img.chemicalbook.in/StructureFile/ChemBookStructure7/GIF/CB9100693.gif)
![4-(2-CHLORO-PHENYL)-[1,2,4]TRIAZOLE-3,5-DIONE](https://img.chemicalbook.in/StructureFile/ChemBookStructure9/GIF/CB5381452.gif)
![4-(4-CHLORO-PHENYL)-[1,2,4]TRIAZOLE-3,5-DIONE](https://img.chemicalbook.in/StructureFile/ChemBookStructure7/GIF/CB5700604.gif)
![4-P-TOLYL-[1,2,4]TRIAZOLE-3,5-DIONE](https://img.chemicalbook.in/StructureFile/ChemBookStructure2/GIF/CB0469724.gif)
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